Your LEED certification toolkit and expert forum

LEEDuser helps you successfully complete your LEED project certification with tips, checklists, sample documentation, forums, and more.

Looking for help on a specific LEED credit? Browse for it here, or review all of the credits and prerequisites in these LEED rating systems:

  • LEED-NC: New Construction v2.2,
  • LEED-NC: New Construction v2009,
  • LEED-CS: Core and Shell v2009,
  • LEED-CI: Commercial Interiors v2009,
  • LEED-Schools v2009,
  • LEED-EBOM: Existing Buildings Operation and Maintenance v2009.
  • See all LEED version 4 (LEED v4) rating systems.
  • See all versions of all LEED rating systems.
  • Discussion Forum

    There are discussions happening on pages across this site, right in the thick of our content. If you don't find your topic, you can start your own discussion.

    Title Comments Most Recent Post
    RE: ASTM Comparison
    in CS 2009 IEQc4.2: Low-Emitting Materials—Paints and Coatings
    81 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Mon, Jul 28, 2014
    RE: Contractor CoC
    in CS 2009 MRc6: Certified Wood
    30 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Mon, Jul 28, 2014
    Timeline for review
    in LEED Reviews: LEED Online, Appeals, Design/Construction Submittals, and more
    546 Lawrence Lile
    Chief Engineer
    Lile Engineering LLC
    Mon, Jul 28, 2014
    Daylight for CS v2.0
    in CS 2009 IEQc8.1: Daylight and Views—Daylight
    90 Citlali Mora Bello
    Arq.
    Grupo Base
    Mon, Jul 28, 2014
    RE: Square Footage is based on Gross or Net Area?
    in NC v2.2 MRp1: Storage and Collection of Recyclables
    6 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Mon, Jul 28, 2014
    RE: no parking
    in NC-v4: Reduced parking footprint
    2 David Posada
    Sustainability Manager
    GBD Architects
    Mon, Jul 28, 2014
    RE: Number of workstations for Hotel rooms
    in NC 2009 IEQc6.1: Controllability of Systems—Lighting
    281 Lauren Sparandara
    Sustainability Manager
    Google
    Mon, Jul 28, 2014
    RE: Bus Stops
    in NC-v4: Access to quality transit
    2 David Posada
    Sustainability Manager
    GBD Architects
    Mon, Jul 28, 2014
    RE: Bicycle paths for Kindergarten
    in Schools 2009 SSc4.2: Alternative Transportation—Bicycle Storage and Changing Rooms
    37 David Posada
    Sustainability Manager
    GBD Architects
    Mon, Jul 28, 2014
    RE: Is tempering discharged fluid with potable water OK?
    in Healthcare-v2009: Minimize potable water use for medical equipment cooling
    11 Eric Dixon
    Energy Performance Analyst
    HDR Architecture
    Mon, Jul 28, 2014
    RE: Rapid bus
    in CI 2009 SSc3.1: Alternative Transportation—Public Transportation Access
    43 David Posada
    Sustainability Manager
    GBD Architects
    Mon, Jul 28, 2014
    RE: EP - rail AND bus vs. rail OR bus
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    192 David Posada
    Sustainability Manager
    GBD Architects
    Mon, Jul 28, 2014
    RE: Site Assessment documentation
    in Pilot Credit 45: Site Assessment
    13 Mara Baum
    Healthcare Sustainable Design Leader, LEED Fellow
    HOK
    Mon, Jul 28, 2014
    RE: Recycled content as regional material
    in Schools 2009 MRc5: Regional Materials
    34 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Mon, Jul 28, 2014
    RE: Transient Peak vs. Transient Daily Average
    in PIf3: Occupant and Usage Data
    184 Nate Steeber
    LEED Consultant & Designer
    Sol Developments
    Mon, Jul 28, 2014
    Title Comments Most Recent Post
    RE: RP credits for International Projects
    in CI-v4: Regional priority
    4 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Jul 14, 2014
    Carcinogen budgeting
    in Healthcare-v2009: Low-emitting materials
    43 Catherine Adams
    Architectural Associate
    Astorino
    Mon, Jul 14, 2014
    RE: Performance period falls in between 2 different years
    in EBOM 2009 IOc3: Documenting Sustainable Building Cost Impacts
    28 Gabriel Frasson
    Project Manager
    OTEC
    Mon, Jul 14, 2014
    RE: Performance Period - Retrofits and Changes to # of Credits?
    in EBOM 2009 EAc1: Optimize Energy Efficiency Performance
    117 Julia Weatherby
    Senior Mechanical Engineer
    Lindgren & Sharples, P.C.
    Mon, Jul 14, 2014
    SSc2 Activity log 20% of the time
    in EBOM 2009 SSc3: Integrated Pest Management, Erosion Control, and Landscape Management Plan
    71 Mary Rose Anlacan
    Mon, Jul 14, 2014
    RE: Low emitting materials for Schools 2009
    in Schools IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    25 Renee Shirey
    Thu, Jul 10, 2014
    RE: LEED BD+C Question
    in NC 2009 SSc5.2: Site Development—Maximize Open Space
    163 Cindy Estrada
    LEED AP BD&C
    SDS Architects, Inc.
    Thu, Jul 10, 2014
    Projects with Several Physically Distinct Structures
    in NC-v4: Must comply with project size requirements
    1 Inés Alomar
    Thu, Jul 10, 2014
    Sports Pitch Floodlighting
    in Schools 2009 SSc8: Light Pollution Reduction
    51 Susannah Goddard
    Thu, Jul 10, 2014
    Non Regularly Occupied Spaces
    in CI 2009 IEQc1: Outdoor Air Delivery Monitoring
    29 James Keohane, PE LEED BD+C CxA CPMP
    Sustainability and Commissioning Consultant
    Sustainable Engineering Concepts, LLC
    Wed, Jul 9, 2014
    RE: Self Closing Doors
    in CS 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    85 Michelle Halle Stern
    LEED Fellow
    The Green Facilitator
    Wed, Jul 9, 2014
    RE: Outdoor Airflow Measurement
    in NC v2.2 EQc1: Outdoor Air Delivery Monitoring
    19 Eduardo Carlo
    Energy Engineer
    UPM Group
    Wed, Jul 9, 2014
    RE: Determining Option 1 or Option 2
    in CI 2009 EAc3: Measurement and Verification
    120 Marcus Sheffer
    LEED Fellow
    7group
    Wed, Jul 9, 2014
    RE: Rational Method
    in CS 2009 SSc6.1: Stormwater Design—Quantity Control
    35 MKK LEED
    Wed, Jul 9, 2014
    CS MPR2: reclaimed land without development previously
    in MPR2: Must be a complete, permanent building or space
    3 Vivien Wong
    Parsons Brinckerhoff
    Wed, Jul 9, 2014
    RE: HVAC Systems Selection for Baseline
    in CS 2009 EAc1: Optimize Energy Performance
    252 Marcus Sheffer
    LEED Fellow
    7group
    Tue, Jul 8, 2014
    RE: Regional- Additives Taken into Consideration?
    in CS 2009 MRc5: Regional Materials
    28 Michelle Reott
    LEED AP BD+C, ID+C, O+M, Managing Principal
    Earthly Ideas LLC
    Tue, Jul 8, 2014
    RE: Heliport
    in CS 2009 SSc8: Light Pollution Reduction
    132 Bill Swanson
    PE, LEED AP
    Integrated Architecture
    Tue, Jul 8, 2014
    Option 1
    in NC-v4: Surrounding density and diverse uses
    1 Edgar Arevalo
    Tue, Jul 8, 2014
    RE: Chemical/Hazardous Gas Area Separation
    in NC 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    294 David Gibney
    Technical Director for Sustainable Design
    M+W Group
    Mon, Jul 7, 2014
    Title Comments Most Recent Post
    Thanks for the responses so
    in Student looking for LEED users to complete a questionnaire on the IgCC and LEED
    1 Michael Zagorski
    Thu, Aug 2, 2012
    RE: post-event Q&A
    in Video: Top-20 LEED-EBOM Documentation Mistakes—And How to Avoid Them
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Jul 27, 2012
    RE: suggestions
    in Breech of Protocol by GBCI and Project Administrator Changes
    6 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Jul 27, 2012
    RE: Contaminants of Concern & Green Globes
    in Chemical Industry Attacks LEED: We Check the Facts
    12 Hernando Miranda
    Owner
    Soltierra LLC
    Thu, Jul 26, 2012
    RE: The AHPBC
    in The New Anti-LEED?
    2 J Michael Pearson
    Director of Engineering
    Genelco, Inc
    Wed, Jul 25, 2012
    RE: change LPE info
    in Change LPE
    4 Peter Warren
    Principal
    Warren Architecture
    Tue, Jul 24, 2012
    RE: And the winning number is???
    in Tristan's thumbs up rating?
    8 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Jul 23, 2012
    Green Globes Guiding Principles Certification
    in Government Hears Overwhelming Support for LEED
    1 John Chyz
    Commissioning Authority
    The Cross Creek Initiative, Inc.
    Fri, Jul 13, 2012
    RE: LEED EBOM: India
    in assistance for overseas projects
    6 sanjay vashishtha
    Dr.
    Firstgreen Consulting
    Thu, Jul 12, 2012
    First LEED-ND Platinum Certification for NYC at Columbia University - by Erin Weaver
    Wed, Jul 11, 2012
    LEED for Existing Homes
    in LEED for EB- O&M for Homes
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Jul 2, 2012
    LEED “Certifiable” Specifications: 4 Approaches - by Tristan Roberts
    Wed, Jun 27, 2012
    ACP Process : BREEAM equivalency
    in LEED Now Recognizes Energy Credits from BREEAM
    1 CHRISTOPHE MATHIEU
    Sustainable Design And Construction Consultants, Paris, France
    greenaffair
    Mon, Jun 25, 2012
    RE: What should USGBC do with the extra time to ensure success?
    in LEED 2012 Postponed to 2013, Renamed LEED v4
    28 Larry Sims
    Principal
    Studio4, LLC
    Thu, Jun 14, 2012
    RE: LEED Specifications
    in Top Six Things LEED Consultants Do Wrong in Specs
    5 Hernando Miranda
    Owner
    Soltierra LLC
    Wed, Jun 20, 2012
    Dan,
    in LEED Submittal Forms, Beta to v3
    1 Emily Catacchio
    Sustainability Specialist
    Wight and Company
    Tue, Jun 12, 2012
    RE: LEED Online Access to Certified Projects
    in LEED Online Access to Certified Projects
    8 Matt Bartner
    Wed, May 30, 2012
    RE: 4th comment period open
    in LEED 2012 – 3rd Public Comment – Guide to Key Changes and Forum
    107 Barry Giles
    Founder & CEO, USGBC LEED Faculty, LEED AP O+M
    BuildingWise LLC
    Tue, May 15, 2012
    RE: LEED certification in China
    in Hi from China LEED engineer
    3 Hernando Miranda
    Owner
    Soltierra LLC
    Sat, May 5, 2012
    retaining LEED certification
    in Loss of LEED Certification after renovating?
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, May 1, 2012
    Title Votes Comments Most Recent Post
    RE: understanding the Daylight Factor method
    in CI 2009 IEQc8.1: Daylight and Views—Daylight
    217 124 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Jan 12, 2010
    CI 2009 ID C2.0-LEED Accredited Professional
    in CI 2009 IEQc8.1: Daylight and Views—Daylight
    216 124 JP Rout
    Wed, Jan 13, 2010
    Exterior envelope reuse
    in NC-2009 MRc1.1: Building Reuse—Maintain Existing Walls, Floors and Roof
    215 80 Susan Robertson
    Interior Designer
    IBI Group
    Tue, Jan 12, 2010
    Documentation and Tabulation of Areas
    in CI-2009 MRc1.2: Building Reuse—Maintain Existing Interior Nonstructural Elements
    215 60 Weston Blaney
    Project Manager
    Carson Design
    Thu, Sep 10, 2009
    How exemplary do you have to be for Path 12?
    in CI 2009 SSc1: Site Selection
    214 195 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Dec 11, 2009
    RE: Better option for going into a LEED-CS Gold Certified Building
    in CI 2009 SSc1: Site Selection
    213 195 Derek Fung
    Sun, Dec 6, 2009
    Cost comparison between green roofs and other roofing systems
    in Green Roofs
    212 20 Shriram Bhide
    Fri, Oct 30, 2009
    Green Roofs
    in Green Roofs
    208 20 Shriram Bhide
    Fri, Oct 30, 2009
    RE: USGBC provides additional guidance
    in CI 2009 WEp1: Water Use Reduction—20% Reduction
    207 204 Devon Bertram
    Sustainability Manager
    YR&G
    Tue, Jan 5, 2010
    RE: CI 2009 ID C2.0-LEED Accredited Professional
    in CI 2009 IEQc8.1: Daylight and Views—Daylight
    205 124 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Jan 13, 2010
    Common area toilets
    in CI 2009 WEp1: Water Use Reduction—20% Reduction
    204 204 William Stangeland
    President
    McGuire Engineers
    Wed, Oct 14, 2009
    Building additions
    in NC-2009 MRc1.1: Building Reuse—Maintain Existing Walls, Floors and Roof
    204 80 Michael Lueth
    Thu, Oct 8, 2009
    Better option for going into a LEED-CS Gold Certified Building
    in CI 2009 SSc1: Site Selection
    202 195 Dean Barone
    President
    Barone International
    Sun, Dec 6, 2009
    RE: Building additions
    in NC-2009 MRc1.1: Building Reuse—Maintain Existing Walls, Floors and Roof
    196 80 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Oct 13, 2009
    RE: Documentation and Tabulation of Areas
    in CI-2009 MRc1.2: Building Reuse—Maintain Existing Interior Nonstructural Elements
    184 60 Nicolas Pacella
    Owner
    Nicolas M Pacella & Associates
    Wed, Sep 30, 2009
    No Cooling & Free Cooling
    in NC 2009 IEQc7.1: Thermal Comfort—Design
    181 189 Habitech Distretto Tecnologico Trentino
    LEED Services in Europe - Founding Member of GBC Italia
    Habitech-Distretto Tecnologico Trentino
    Tue, Jan 26, 2010
    RE: Recycling Insulation
    in NC 2009 MRc2: Construction Waste Management
    180 323 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Jan 27, 2010
    RE: Where does Interior Plant Maintenance fit into IPM?
    in EBOM 2009 IEQc3.6: Green Cleaning—Indoor Integrated Pest Management
    180 67 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Jan 27, 2010
    RE: Recycling Insulation
    in NC 2009 MRc2: Construction Waste Management
    177 323 Nadav Malin
    USGBC LEED Faculty, President
    BuildingGreen, Inc.
    Wed, Jan 27, 2010
    Core fixtures included?
    in CI 2009 WEp1: Water Use Reduction—20% Reduction
    171 204 Jonathan Gritz
    Sat, Sep 5, 2009
    Title Comments Most Recent Post
    Prime farmland if drained
    in NC v2.2 SSc1: Site Selection
    25 Tina Gillman
    CRSA
    Mon, May 19, 2014
    food contact sanitizers
    in EBOM 2009 IEQc3.3: Green Cleaning—Purchase of Sustainable Cleaning Products and Materials
    126 Michelle Cottrell
    President
    Design Management Services
    Mon, May 19, 2014
    Waste stream audit
    in EBOM-v4: Ongoing purchasing and waste policy
    1 Michael Smithing
    Director - Green Building Advisory
    Colliers International
    Sun, May 18, 2014
    Why could be considered as a roof?
    in NC v2.2 SSc7.2: Heat Island Effect—Roof
    72 Thiago Bondini
    Fri, May 16, 2014
    Calculating "Other USGBC approved multi-attribute cert" products
    in NC-2009: Environmentally preferable interior finishes and furnishings
    12 Vince Briones
    Sustainable Design Manager
    Atkins
    Fri, May 16, 2014
    Balcony Mats
    in EBOM 2009 IEQc3.5: Green Cleaning—Indoor Chemical and Pollutant Source Control
    54 Hil Curtis
    Thu, May 15, 2014
    Brand New - Raw space
    in CI-2009 MRc1.2: Building Reuse—Maintain Existing Interior Nonstructural Elements
    60 Ruben Garza
    Thu, May 15, 2014
    Recycling rooms to suit tenant fitout needs
    in CS 2009 MRp1: Storage and Collection of Recyclables
    45 Larry Jones
    Associate
    Atelier Ten
    Wed, May 14, 2014
    LEED EBOM application day
    in MPR5: Must comply with minimum occupancy rates
    1 Geraldine Seguela RAIA
    Architect/Sustainability
    Cleveland Clinic Abu Dhabi
    Wed, May 14, 2014
    Door Distributor CoC
    in Schools 2009 MRc7: Certified Wood
    21 Nicole Ferrini
    Uncommon LLC
    Tue, May 13, 2014
    Existing building
    in Pilot Credit 45: Site Assessment
    13 Javier Garcia Jones
    Valladares Ingenieria
    Tue, May 13, 2014
    Section 2.9 - CPG
    in CI 2009 EAc1.3: Optimize Energy Performance—HVAC
    316 FERNANDO ALVES
    Mon, May 12, 2014
    CPG - Section 2.9
    in CI 2009 EAc1.3: Optimize Energy Performance—HVAC
    316 FERNANDO ALVES
    Mon, May 12, 2014
    International Projects Regional Credits
    in EBOM-v4: Regional priority
    1 Luis Huertas
    Principal
    Luis G Huertas, Architect
    Sun, May 11, 2014
    LEED v4 and Pilot Credit Requirements
    in Pilot Credit 53: Responsible Sourcing of Raw Materials
    5 Chloe Bendistis
    Sustainability Project Manager
    The Sheward Partnership, LLC
    Fri, May 9, 2014
    Building Metering and Utility Metering
    in MPR6: Must commit to sharing whole-building energy and water usage data
    35 Kelly Duepner
    LEED BD+C
    Christner Inc.
    Fri, May 9, 2014
    Qualifying spaces must meet IEQ c5
    in Healthcare-v2009: Connection to the natural world - direct exterior access for patients
    5 YP Pierce
    Fri, May 9, 2014
    We have a resort project,
    in Site boundaries for multi-phase Projects
    18 Eunju Park
    Thu, May 8, 2014
    Re: RoHS directive
    in Healthcare-v2009: PBT source reduction - lead, cadmium and copper
    19 Kai Starn
    Sustainability Consultant
    Steven Winter Associates
    Wed, May 7, 2014
    During Construction Work
    in NC v2.2 SSp1: Construction Activity Pollution Prevention
    33 Subramaniam Chandrasekaran
    SSS Consultants
    Tue, May 6, 2014

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